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Calculate the pH for each of the following cases in the titration of 50.0 mL of...

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Chemistry

Calculate the pH for each of the following cases in thetitration of 50.0 mL of 0.120 M HClO(aq) with 0.120 M KOH(aq). Theionization constant for HClO can be found here. (a) before additionof any KOH (b) after addition of 25.0 mL of KOH (c) after additionof 40.0 mL of KOH (d) after addition of 50.0 mL of KOH (e) afteraddition of 60.0 mL of KOH

Answer & Explanation Solved by verified expert
3.9 Ratings (472 Votes)
a Before adding any KOH HClO H ClO inital 012 0 0 change x x x equilibrium 012x x x K HClOHClO 4 108 xx012x x is very small so 012x 012 Now solve the above equation for x x 069 104 H 069 104 pH log 069 104 416 b When KOH is added it will react with the acid to form a buffer system weak acid    See Answer
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